Home / 5,347.60-8,022.40-2,426.12

Finding the Fourth Proportional to 5,347.60, 8,022.40 and 2,426.12

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Solution

The fourth proportional to 5,347.60, 8,022.40 and 2,426.12 is: 3,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.60 : 8,022.40 = 2,426.12 : x
  2. Step 2: Convert to fraction form
    5,347.60/8,022.40 = 2,426.12/x
  3. Step 3: Cross multiply
    5,347.60x = 8,022.40 × 2,426.12
  4. Step 4: Simplify right side
    5,347.60x = 19,463,305.09
  5. Step 5: Solve for x
    x = 19,463,305.09/5,347.60
  6. Step 6: Final answer
    x = 3,639.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.